6 Utility Patents
#23,643 in Tokyo
#133,873 in Japan
#647,621 in the World
Forward Citations = 100
Company Filing History:
Hitachi Maxell, Limited
where one patent can have more than one assignee
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#23,643 in Tokyo
#133,873 in Japan
#647,621 in the World
Company Filing History:
Get your Inventor Badge Today